Knock Sensor Replacement (18-125-16)

Publication date: 2016-12-23
Reference number: 18-125-16

KNOCK SENSOR REPLACEMENT

TECHNICAL SERVICE BULLETIN

Reference Number(s): 18-125-16, Date of Issue: December 23, 2016

CHRYSLER:	2017 Fiat 500L (BF)
GROUP:	Vehicle Performance

NOTE: THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE TRANSMITTAL (RRT) 16-107. ALL APPLICABLE SOLD AND UN-SOLD RRT VIN's HAVE BEEN LOADED. TO VERIFY THAT THIS RRT SERVICE ACTION IS APPLICABLE TO THE VEHICLE, USE VIP OR PERFORM A VIN SEARCH IN TECHCONNECT. ALL REPAIRS ARE REIMBURSABLE WITHIN THE PROVISIONS OF WARRANTY.

THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE PERFORMING THIS PROCEDURE.

SUBJECT

Knock Sensor Replacement

OVERVIEW

This bulletin involves replacing the knock sensor with the correct sensor.

MODELS

MODELS CHART

2017

(BF)

Fiat 500L

NOTE: This bulletin applies to vehicles within the following markets/countries: NAFTA.

NOTE: This bulletin applies to vehicles built on or before November 30, 2016 (MDH 1130XX) equipped with a 1.4L I4 Multiair Turbo Engine (Sales Code EAM).

SYMPTOM/CONDITION

Customers may experience a Malfunction Indicator Lamp (MIL) illumination due to an incorrect knock sensor installed on the engine. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set:

P0326-00 - Knock Sensor 1 Circuit Performance.
P0327-00 - Knock Sensor 1 Circuit Low.

DIAGNOSIS

Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all related systems are functioning as designed. If DTCs or symptom conditions, other than the ones listed above are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin.

If a customer's VIN is listed in VIP or your RRT VIN list, perform the repair. For all other customers that describe the symptom/condition listed above or if the technician finds the DTC, perform the REPAIR PROCEDURE .

PARTS REQUIRED

PARTS DESCRIPTION CHART

Qty.	Part No.	Description
1	68070745AB	Knock Sensor

REPAIR PROCEDURE

Replace the knock sensor. Refer to the detailed service procedures available in DealerCONNECT> TechCONNECT under: Service Info>08 - Electrical/8I - Ignition Control/Ignition Control/Sensor, Knock/Removal/Installation.
Clear all DTCs that may have been set. The wiTECH application will automatically present all DTCs after the flash and allow them to be cleared.

POLICY

Reimbursable within the provisions of the warranty.

TIME ALLOWANCE

TIME ALLOWANCE CHART

Labor Operation No:	Description	Skill Category	Amount
25-01-65-92	Knock Sensor - Replacement (2 - Skilled)	1 - Engine Repair and Performance	0.4 Hrs.

FAILURE CODE

FAILURE CODE CHART

ZZ	Service Action